so this is spamming twice in one second. any idea what this is?

IndexOutOfRangeException: Index was outside the bounds of the array.
  at SamSite.WeaponTick () [0x0009f] in <a85cfe9df6984a3b87f0d164ca8d2296>:0 
  at InvokeHandler.DoTick () [0x000d6] in <601108536c3240edbf72be469a46e9bd>:0 
  at InvokeHandler.LateUpdate () [0x0000c] in <601108536c3240edbf72be469a46e9bd>:0 
(Filename: <a85cfe9df6984a3b87f0d164ca8d2296> Line: 0)